What evidence supported Wegener’s continental drift theory

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

the answer is a) high entry costs